Search Results for "spreadsheets"
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Showing 67 open source projects for "spreadsheets"
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Google Spreadsheets Python
Google Sheets Python API
...Since it’s a separate account, by default it does not have access to any spreadsheet until you share it with this account. Just like any other Google account. To access spreadsheets via Google Sheets API you need to authenticate and authorize your application. Older versions of gspread have used oauth2client. Google has deprecated it in favor of google-auth. If you’re still using oauth2client credentials, the library will convert these to google-auth for you, but you can change your code to use the new credentials to make sure nothing breaks in the future. ... -
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GridCraft
Open-source, clean-room spreadsheet (Microsoft Excel-style) in Rust
...The application also provides a command-line interface, JSON control channel, and Model Context Protocol (MCP) server that allow AI agents to create, modify, analyze, and automate spreadsheets. Available for Windows, macOS, Linux, FreeBSD, and web browsers, GridCraft operates without subscriptions or telemetry and is currently in alpha development. -
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ImportExcel
PowerShell module to import/export Excel spreadsheets, without Excel
...The module is optimized for performance (streaming where possible) and supports large datasets, making it useful for ETL tasks, automated reporting, and data analysis in pure PowerShell environments. It integrates well with scheduled jobs and CI pipelines where generating or consuming spreadsheets is part of an automated workflow. -
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TreeSheets
Hierarchical spreadsheet: a free-form data organizer
...It is suitable for brainstorming, project planning, requirements gathering, and personal knowledge management. Available for Windows, macOS, and Linux, it offers a lightweight alternative to conventional spreadsheets and hierarchical note-taking tools. -
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...All content is encrypted client-side, ensuring that only authorized users can access the information. CryptPad supports various applications, including rich text documents, spreadsheets, presentations, code editing, kanban boards, polls, and whiteboards, facilitating real-time collaboration among teams. Users can access CryptPad without creating an account, and the platform also offers self-hosting options for organizations seeking full control over their data.
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Wealthfolio
A Beautiful Private and Secure Desktop Investment Tracking Application
Wealthfolio is a simple, desktop-based investment tracker. Your financial data is stored safely on your own computer Ditch the spreadsheets, forget about those pesky subscription fees, and no more worries about SaaS services playing around with your data. Forget juggling spreadsheets or compromising privacy with online apps. Choose Wealthfolio's simple, secure approach to manage your finances. Gather all your investment and savings accounts in one place. See everything at a glance, from stocks to savings! ... -
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IronCalc
Main engine of the IronCalc ecosystem
IronCalc is a new, modern, work-in-progress spreadsheet engine and set of tools to work with spreadsheets in diverse settings. IronCalc is a lightweight, open-source computational engine designed for performing mathematical operations, formula calculations, and data-driven tasks. -
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NocoDB
Open Source Airtable Alternative
...Let your imagination be thy limit. Create unlimited grid view, gallery view, form view from your own data. Search, sort, filter columns and rows with ultra ease. Collaborate just like spreadsheets. Invite your team with fine-grained Access Control. Share views publicly and also with password protection. Build automation with you favorite apps: Microsoft Teams Slack, Discord, Whatsapp, Twilio, Email & SMS. -
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vitae
R Markdown Résumés and CVs
vitae is an R package that streamlines resume and CV creation via R Markdown. It includes a collection of LaTeX and HTML templates along with helper functions to dynamically populate content from data sources such as ORCID or spreadsheets. -
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Jspreadsheet CE
Javascript plugin to create web-based tables & spreadsheets
Jspreadsheet CE is a lightweight Vanilla JavaScript data grid plugin to create amazing web-based interactive HTML tables, and spreadsheets compatible data grid with other spreadsheet software. You can create an online spreadsheet table from a JS array, JSON, CSV or XSLX files. You can copy from excel and paste straight to your Jspreadsheet CE spreadsheet and vice versa. It is very easy to integrate any third party JavaScript plugins to create your own custom columns, custom editors, and customize any feature into your application. ... -
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Cube
Universal semantic layer platform for AI, BI, spreadsheets
Cube is the semantic layer for building data applications. It helps data engineers and application developers access data from modern data stores, organize it into consistent definitions, and deliver it to every application. Cube was designed to work with all SQL-enabled data sources, including cloud data warehouses like Snowflake or Google BigQuery, query engines like Presto or Amazon Athena, and application databases like Postgres. Cube has a built-in relational caching engine to provide... -
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EtherCalc
Open source web spreadsheet
EtherCalc is an open source, web-based spreadsheet that allows multiple users to collaborate and work remotely and in real time. Users can edit the same spreadsheet at the same time, with changes instantly reflected on screen. It accepts various mathematical formulae and other functions, and supports several default text formatting directives as well. It can be used for just about anything you’d need a desktop spreadsheet for-- accounting, inventory, scheduling, list management and so much... -
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Warracker
Self-hostable warranty tracker to monitor expirations, store receipts
Warracker is an open-source web application built to help individuals and teams track and manage product warranties in one central, easy-to-use interface. Instead of scattering receipts, expiration dates, and warranty details across paper files or spreadsheets, Warracker lets users organize all of that information with detailed records for each product, including purchase dates, durations, and associated documentation like images or PDFs. It includes proactive notifications for upcoming expirations via various push or email services, robust search and filtering to quickly find warranties by product name or serial number, and the ability to handle multiple serial numbers per product. ... -
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Wallos
Open-source, self-hostable personal subscription tracker
Wallos is an open-source, self-hostable personal subscription tracker built to help you understand and control recurring expenses without relying on spreadsheets or paid budgeting platforms. It focuses on turning subscriptions into a clear, organized view of your financial commitments, helping you spot waste, anticipate upcoming charges, and plan your budget with fewer surprises. The app supports subscription management with due dates and payment schedules so you can keep track of what’s active and when it renews. ... -
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VisiData
A terminal spreadsheet multitool for discovering and arranging data
...VisiData is a free, open-source tool that lets you quickly open, explore, summarize, and analyze datasets in your computer’s terminal. VisiData works with CSV files, Excel spreadsheets, SQL databases, and many other data sources. -
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Timesketch
Collaborative forensic timeline analysis
...Integrations with popular DFIR pipelines make ingestion repeatable, while role-based access and audit logs support enterprise workflows. By combining scale, collaboration, and reproducibility, Timesketch moves incident response beyond ad-hoc spreadsheets to a durable, team-oriented investigation record. -
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Kimai
Kimai is a web-based multi-user time-tracking application
...Its simplicity is its strength. Due to Kimai’s browser-based interface, it runs cross-platform, even on your mobile device. With Kimai, the boring process of feeding Excel spreadsheets with your working hours is not only simplified, it also offers dozens of other exciting features that you don't even know you're missing so far! The layout is fully responsive, made for desktop and mobile usage. Every user can configure the data columns that should be shown, e.g. to prevent horizontal scrolling on small devices. ... -
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Weft
Task management, but AI agents do your tasks
Weft is an AI-augmented personal task management board where autonomous agents can be assigned tasks and then carry them out across real services like email, Google Docs, spreadsheets, GitHub issues, and pull requests. Instead of just listing to-dos, Weft lets users describe work and attach intelligent agents that read context, perform actions, and request approvals before committing state changes, making task execution partly automated without sacrificing control. It runs entirely on Cloudflare’s platform using Workers, Durable Objects, and Workflows, enabling scalable and persistent task state with minimal backend overhead. ... -
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wger
Self hosted FLOSS fitness/workout, nutrition and weight tracker
wger Workout Manager is a free and open web application that manages your exercises, routines and nutrition. It started out as a personal project to replace my growing collection of spreadsheets but has turned into something that other people may find useful. You can create and manage flexible training routines for whatever goals you have. Select exactly what exercises you are going to do and how many repetitions, time or distance you want to do. You can also combine different workouts in the same program. Create your personal diet plan by creating as many meals with as many different ingredients as you need. ... -
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ONLYOFFICE Desktop Editors
Free office suite for working with text, spreadsheets and presentation
ONLYOFFICE Desktop Editors is an open source and 100% free office suite, combining text, spreadsheet and presentation editors for working on documents offline. The application features all types of formatting options and allows users to edit complex documents. Collaboration features such as reviewing and real-time co-editing are available as well. The editors offer 100% compatibility with MS Office and support other popular document formats including OpenDocument. The application also... -
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Excel Writer
A standalone, portable Ada package for producing Excel spreadsheets
Excel_Out is a standalone, portable Ada package for writing Excel spreadsheets with basic formattings and formulas, easily and programmatically. Enables the automatic production of reports. No interaction needed with Excel or MS Office. More information on: http://excel-writer.sf.net Alire crate: https://alire.ada.dev/crates/excel_writer Mirror: https://github.com/zertovitch/excel-writer -
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GanttProject
Free project scheduling and management tool
GanttProject is a project scheduling application written in Java and featuring Gantt chart, resource management, calendaring, import/export (MS Project, HTML, PDF, spreadsheets). Learn more on http://ganttproject.biz -
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ThinkValue
Analyze stocks clearly without spending hours modeling
...Build single or multi-stage valuations, run reverse DCFs, and test scenarios with sensitivity analysis. Use structured SEC financials via a free API, generate automated spreadsheets, and access research and KPIs on the web platform. Start free with no login or upgrade for versioned API access and integration support. -
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Interleave is a business process management application. It enables you to model your business process and make it available online. It's meant to replace processes which currently rely on paper or spreadsheets and it has a good workflow engine.
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Open Resilience
Achieve true organizational resilience with open resilience
...Aligned with ISO 22301 standards. Open Resilience is an open-source Software-as-a-Service (SaaS) platform built to help organizations of all sizes move beyond spreadsheets and static PDFs. Developed to align with leading industry standards like ISO 22301, it provides a unified interface for the entire resilience lifecycle. By centralizing Business Impact Analysis (BIA), Risk Management, and Incident Response, Open Resilience ensures that your organization is not just prepared for disruptions, but capable of thriving through them. ...
